Caffeine has a half life of roughly 2.5 to 4 hours. Which means that in that amount of time half of the caffeine will have been metabolized by your body. Caffeine only last a few hours depending on the consumption and your activity.
The amount of time spent playing video games has a negative correlation with academic performance (Gentile, D. 2004).On the other hand children also learn obsessive language and violent behavior from these violent video games which disturb child's mental status.
âHowever, the link between violence in video games and increased aggression in players is one of the most studied and best established in the field.â. The APA says that there's no single factor that can drive someone toward violence or aggression, but that violent video games could be classified as one risk factor. The agency is calling upon the video game industry to increase parental controls over violence exposure in the games.